docs: add a-type as a contributor (#562)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
Co-authored-by: Anton Gilgur <agilgur5@gmail.com>

.all-contributorsrc

@@ -327,6 +327,17 @@
         "bug",
         "code"
       ]
+    },
+    {
+      "login": "a-type",
+      "name": "Grant Forrest",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/2829772?v=4",
+      "profile": "https://grantforrest.dev",
+      "contributions": [
+        "code",
+        "test",
+        "bug"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -550,6 +550,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://pablosz.tech"><img src="https://avatars3.githubusercontent.com/u/8672915?v=4" width="100px;" alt=""/><br /><sub><b>Pablo Saez</b></sub></a><br /><a href="https://github.com/jaredpalmer/tsdx/commits?author=PabloSzx" title="Code">💻</a> <a href="https://github.com/jaredpalmer/tsdx/issues?q=author%3APabloSzx" title="Bug reports">🐛</a></td>
     <td align="center"><a href="http://www.twitter.com/jake_gavin"><img src="https://avatars2.githubusercontent.com/u/5965895?v=4" width="100px;" alt=""/><br /><sub><b>Jake Gavin</b></sub></a><br /><a href="https://github.com/jaredpalmer/tsdx/issues?q=author%3Ajakegavin" title="Bug reports">🐛</a> <a href="https://github.com/jaredpalmer/tsdx/commits?author=jakegavin" title="Code">💻</a></td>
+    <td align="center"><a href="https://grantforrest.dev"><img src="https://avatars1.githubusercontent.com/u/2829772?v=4" width="100px;" alt=""/><br /><sub><b>Grant Forrest</b></sub></a><br /><a href="https://github.com/jaredpalmer/tsdx/commits?author=a-type" title="Code">💻</a> <a href="https://github.com/jaredpalmer/tsdx/commits?author=a-type" title="Tests">⚠️</a> <a href="https://github.com/jaredpalmer/tsdx/issues?q=author%3Aa-type" title="Bug reports">🐛</a></td>
   </tr>
 </table>